KR19990033156A - Arbitrary channel view protector structure and control method - Google Patents

Abstract

The present invention relates to a structure of an arbitrary channel parental control device capable of preventing and releasing an arbitrary channel for watching each channel program of a general television, and a method of controlling the same. And a controllable hardware structure of a password input, a release and a television screen which can be prevented.

Conventional television channels do not have a parental control function for each channel, so the characteristics of each channel program and the viewer's viewing age do not match. Therefore, in the present invention, when the characteristics of each program channel and the viewer's viewing age of the general television do not match, and the user desires, a password for preventing viewing can be provided to prevent viewing on any channel. It features.

Description

Arbitrary channel view protector structure and control method

The present invention provides a structure of a channel preventive and control method capable of preventing the viewing and viewing if the user wants to restrict the viewer's viewable age according to the program characteristics of each channel of the general television. It is about.

The present invention is a hardware structure of a television receiver that can provide viewing prevention and viewing to each channel in the ordinary television, so that the conventional broadcaster is produced and transmitted and transmitted because there is no such prevention function In viewing a program, there have been many limitations in limiting each broadcaster's program characteristics and viewers' viewing entitlements.

Accordingly, the present invention provides a password for a channel selected by a user to solve a disparity in viewing characteristics of programs produced and transmitted and transmitted by various television broadcasters, and a channel for arbitrarily restricting viewing qualification or age. Detects channel number and saves password protection for each channel when selected, and prevents viewing or entering a password for each channel to enable viewing prevention and viewing for each channel. The purpose is to provide a structure and a control method thereof.

The structure of the arbitrary channel viewing protector according to the present invention for achieving the above object is a channel selector for delivering the channel data selected by the viewer, and generates a reception frequency corresponding to the channel data received from the channel selector to provide an antenna A tuner for receiving and demodulating a carrier frequency to extract a video signal and an audio signal, a nonvolatile memory for permanently storing the presence and absence of a parental control setting and a password for each channel selected from the channel selector, and the viewer And a password input device for inputting a password, and a password input device for inputting a password for the selected channel, and whether or not to set the parental control for the corresponding channel stored in the nonvolatile memory by reading channel data from the channel selector if desired. Read set password Or a channel lock / unlock controller for reading and setting the parental control and viewability setting and the password for the selected channel and outputting the contents to the tuner if the viewer desires, while watching the television monitor to the viewer. A password input screen signal generator for generating a screen for inputting a password or inputting an anti-view setting and a release, a video and audio signal output from the tuner, or a video and audio output from the password input screen signal generator Video and audio signal switching switches for switching signals, video signal and audio signal amplifiers for amplifying video and audio signals supplied through the video and audio signal switching switches, and from the video signal amplifiers and audio signal amplifiers. Video and audio signals output It is characterized by including a speaker and a speaker that allows the viewer to directly see and hear.

In addition, the control method of any channel watcher according to the present invention comprises the steps of the viewer selecting a channel in the channel selector for watching a television program, determining whether or not to set the parental control for the selected channel, Inputting a password or checking whether a setting input is necessary according to a result of setting determination, comparing a step of inputting a password or watching a program according to the result of checking whether the setting input is necessary, and whether the input password is correct Checking the program, checking whether to re-enter the password according to the comparison test result, or releasing the viewing protection, and watching the program; re-entering the password or ending viewing according to the re-entry confirmation result of the password; Including re-selecting or terminating the channel to confirm And that is characterized.

The present invention relates to a structure of an arbitrary channel viewer prevents viewing or viewing of a channel information selected by a user in a general television receiver from a channel controller and receives a password corresponding to a read channel from a user. The present invention relates to a control method, and according to whether or not a password is set for each channel of the television, it is possible to limit the viewer's viewing rights and rights according to the program characteristics of the channel. The present invention is applied to a television receiver which enables viewing by limiting viewer's viewing requirements, qualifications and rights.

In the past, viewing of a television program was restricted according to a limited place or environment, and therefore, there was no choice but to limit the viewing of all channels.

However, according to the present invention, the viewer can be set to prevent and view the viewer if desired for each channel, so that the viewer can be differentiated according to the characteristics of each channel program.

1 is a block diagram of an arbitrary channel protector according to the present invention.

2 is a flowchart illustrating a control method of an arbitrary channel protector according to the present invention.

<Explanation of symbols for main parts of the drawings>

1: channel selector 2: tuner

3 and 4: video and audio signal switch

5 and 6: Video and Audio Signal Amplifiers 7: Channel Lock / Unlock Controller

8: Password Input Screen Signal Generator 9: Nonvolatile Memory

10: password input 11: CRT

12: speaker 13: antenna

Hereinafter, with reference to the accompanying drawings will be described in detail the present invention.

Fig. 1 is a block diagram of an arbitrary channel protector according to the present invention, which includes a channel selector 1, a tuner (channel regulator) 2, video and audio signal switching switches 3 and 4, and a video signal amplifier 5 ), A voice signal amplifier 6, a channel lock / unlock controller 7, a cryptographic input screen signal generator 8, a nonvolatile memory 9 and a cryptographic input device 10.

The channel selector 1 passes the channel data selected by the viewer to the tuner 2 and the channel lock / unlock controller 7.

The tuner 2 generates a reception frequency corresponding to the channel data received from the channel selector 1, receives and demodulates a carrier frequency through the antenna 13, extracts a video signal and an audio signal, and extracts a video signal and a video signal amplifier, respectively. 5) and the audio signal amplifier 6 through the video and audio signal switching switch (3 and 4).

The video signal amplifier 5 and the audio signal amplifier 6 amplify the input video and audio signals, respectively, and output the amplified video and audio signals to the CRT 11 and the speaker 12 so that the viewer can directly see and hear them.

The channel lock / unlock controller 7 reads the channel data from the channel selector 1 and reads out the parental control setting of the corresponding channel stored in the nonvolatile memory 9 and the set password, or when the viewer desires it. Set the parental control on the selected channel and whether or not to view the password, and inputs the password from the password input unit 10, and transmits the contents, and when the parental control is set on the corresponding channel, the video and audio signal switching switches 3 and 4 To control the cryptographic input screen output from the cryptographic input screen signal generator 8 to be output to the video signal and the audio signal amplifiers 5 and 6.

The password input screen signal generator 8 performs an operation of generating a screen that allows a viewer to input a password or to input and disable parental control while watching a television monitor.

The nonvolatile memory 9 is a memory for permanently storing the presence and absence of a parental control setting and a password for each channel, and the video and audio signal changeover switches 3 and 4 are provided with the video and audio signals output to the tuner 2. And converts the video and audio signals output from the cipher input screen signal generator 8 to the video and audio signal amplifiers 5 and 6.

2 is a flowchart illustrating a control method of an arbitrary channel watchdog protector according to the present invention.

When the viewer starts watching a television program, the viewer selects a channel (101) in the channel selector. The input channel information is transmitted to the tuner and the channel lock / unlock controller. It reads from memory and checks 102.

If there is no setting (103), the viewer can set the parental control setting 105 or immediately start watching the corresponding channel program 109, and also selects another channel.

When there is a setting (104), the operation of the channel lock / unlock controller controls the video and audio signal switching switch to show the viewer the password input screen generated from the password input screen signal generator, and the viewer operates the password input device. You must enter a password. The channel lock / release controller compares the input password with the password of the channel information read from the memory and checks for a match 106. If the password is incorrect (107), the viewer must re-enter the password (107) or switch to another channel. If the password is correct (109), the viewer can immediately watch the program or un-view 108. After that, it is checked whether to watch a program (110), and the channel is selected (101) again or terminated.

As described above, since the arbitrary channel viewing prevention apparatus according to the present invention can differentiate viewers according to the characteristics of each channel program, the adult and infant programs are viewed at any channel at the discretion of the adult who is the viewer. There is an excellent effect to prevent viewing.

Claims (2)

A channel selector for delivering channel data selected by the viewer, A tuner for generating a reception frequency corresponding to the channel data received from the channel selector, receiving and demodulating a carrier frequency through an antenna, and extracting a video signal and an audio signal; A nonvolatile memory for permanently storing the presence and absence of a parental control setting and a password for each channel selected from the channel selector; A password input unit for setting a viewing prevention and viewing possibility for the selected channel and a password if the viewer wants to; Read the channel data from the channel selector and read / uncheck setting of the parental control of the corresponding channel stored in the nonvolatile memory and the set password; A channel lock / unlock controller for reading a password from the password input device and outputting the content to the tuner; A password input screen signal generator for generating a screen for allowing the viewer to enter a password or input a parental control setting and a release while watching a television monitor; A video and audio signal switching switch for converting a video and audio signal output from the tuner or a video and audio signal output from the cryptographic input screen signal generator; A video signal amplifier and an audio signal amplifier for amplifying video and audio signals supplied through the video and audio signal switch; And a cathode ray tube and a speaker configured to allow a viewer to directly watch and hear the video and audio signals output from the video signal amplifier and the audio signal amplifier. The viewer selecting a channel in a channel selector for watching a television program, Determining whether there is a parental control setting for the selected channel; Inputting a password or checking whether a setting input is necessary according to the determination result of the parental control setting; Inputting a password or watching a program according to a result of checking whether the setting input is necessary; Comparing and checking whether the input password is correct; Confirming whether or not to re-enter the password according to the comparison test result or watching the program after releasing the anti-viewing; And re-selecting or terminating the channel by checking whether to re-enter the password or end the viewing in accordance with the re-input confirmation result of the password.